GB2431839B - Audio processing - Google Patents

Audio processing

Info

Publication number
GB2431839B
GB2431839B GB0522089A GB0522089A GB2431839B GB 2431839 B GB2431839 B GB 2431839B GB 0522089 A GB0522089 A GB 0522089A GB 0522089 A GB0522089 A GB 0522089A GB 2431839 B GB2431839 B GB 2431839B
Authority
GB
United Kingdom
Prior art keywords
audio processing
audio
processing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB0522089A
Other versions
GB0522089D0 (en
GB2431839A (en
Inventor
William Edmund Kentish
Nicolas John Haynes
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Europe Ltd
Original Assignee
Sony Europe Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony Europe Ltd filed Critical Sony Europe Ltd
Priority to GB0522089A priority Critical patent/GB2431839B/en
Publication of GB0522089D0 publication Critical patent/GB0522089D0/en
Publication of GB2431839A publication Critical patent/GB2431839A/en
Application granted granted Critical
Publication of GB2431839B publication Critical patent/GB2431839B/en
Application status is Expired - Fee Related legal-status Critical
Anticipated expiration legal-status Critical

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/018Audio watermarking, i.e. embedding inaudible data in the audio signal
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10Complex mathematical operations
    • G06F17/15Correlation function computation including computation of convolution operations
GB0522089A 2005-10-28 2005-10-28 Audio processing Expired - Fee Related GB2431839B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0522089A GB2431839B (en) 2005-10-28 2005-10-28 Audio processing

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB0522089A GB2431839B (en) 2005-10-28 2005-10-28 Audio processing
CN 200680040228 CN101297354B (en) 2005-10-28 2006-10-27 Audio Processing
US12/090,875 US8032361B2 (en) 2005-10-28 2006-10-27 Audio processing apparatus and method for processing two sampled audio signals to detect a temporal position
PCT/GB2006/004013 WO2007049056A1 (en) 2005-10-28 2006-10-27 Audio processing

Publications (3)

Publication Number Publication Date
GB0522089D0 GB0522089D0 (en) 2005-12-07
GB2431839A GB2431839A (en) 2007-05-02
GB2431839B true GB2431839B (en) 2010-05-19

Family

ID=35515976

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0522089A Expired - Fee Related GB2431839B (en) 2005-10-28 2005-10-28 Audio processing

Country Status (4)

Country Link
US (1) US8032361B2 (en)
CN (1) CN101297354B (en)
GB (1) GB2431839B (en)
WO (1) WO2007049056A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2455526A (en) * 2007-12-11 2009-06-17 Sony Corp Generating water marked copies of audio signals and detecting them using a shuffle data store
TWI450266B (en) * 2011-04-19 2014-08-21 Hon Hai Prec Ind Co Ltd Electronic device and decoding method of audio files
US9742554B2 (en) 2013-02-04 2017-08-22 Dolby Laboratories Licensing Corporation Systems and methods for detecting a synchronization code word
US20140111701A1 (en) * 2012-10-23 2014-04-24 Dolby Laboratories Licensing Corporation Audio Data Spread Spectrum Embedding and Detection
US8918326B1 (en) 2013-12-05 2014-12-23 The Telos Alliance Feedback and simulation regarding detectability of a watermark message
US9824694B2 (en) 2013-12-05 2017-11-21 Tls Corp. Data carriage in encoded and pre-encoded audio bitstreams
US9130685B1 (en) 2015-04-14 2015-09-08 Tls Corp. Optimizing parameters in deployed systems operating in delayed feedback real world environments
CN104835502B (en) * 2015-05-20 2018-04-10 北京捷思锐科技股份有限公司 Acoustic signal processing method, device and electronic equipment
US9454343B1 (en) 2015-07-20 2016-09-27 Tls Corp. Creating spectral wells for inserting watermarks in audio signals
US10115404B2 (en) 2015-07-24 2018-10-30 Tls Corp. Redundancy in watermarking audio signals that have speech-like properties
US9626977B2 (en) 2015-07-24 2017-04-18 Tls Corp. Inserting watermarks into audio signals that have speech-like properties
US10015612B2 (en) 2016-05-25 2018-07-03 Dolby Laboratories Licensing Corporation Measurement, verification and correction of time alignment of multiple audio channels and associated metadata

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1236912A (en) * 1961-04-06 1971-06-23 Snecma A method for the multiplication of electrical signals
US3906213A (en) * 1973-03-27 1975-09-16 Thomson Csf Correlation system for delay measurement
US4169245A (en) * 1972-07-26 1979-09-25 E-Systems, Inc. Spectral correlation
US20020013681A1 (en) * 2000-05-23 2002-01-31 Oostveen Job Cornelis Watermark detection

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5495246A (en) 1993-05-10 1996-02-27 Apple Computer, Inc. Telecom adapter for interfacing computing devices to the analog telephone network
US8505108B2 (en) * 1993-11-18 2013-08-06 Digimarc Corporation Authentication using a digital watermark
US7209567B1 (en) * 1998-07-09 2007-04-24 Purdue Research Foundation Communication system with adaptive noise suppression
CA2809775C (en) * 1999-10-27 2017-03-21 The Nielsen Company (Us), Llc Audio signature extraction and correlation
CA2418722C (en) * 2000-08-16 2012-02-07 Dolby Laboratories Licensing Corporation Modulating one or more parameters of an audio or video perceptual coding system in response to supplemental information
MXPA03009357A (en) 2001-04-13 2004-02-18 Dolby Lab Licensing Corp High quality time-scaling and pitch-scaling of audio signals.
WO2003091990A1 (en) 2002-04-25 2003-11-06 Shazam Entertainment, Ltd. Robust and invariant audio pattern matching
US7221902B2 (en) * 2004-04-07 2007-05-22 Nokia Corporation Mobile station and interface adapted for feature extraction from an input media sample

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1236912A (en) * 1961-04-06 1971-06-23 Snecma A method for the multiplication of electrical signals
US4169245A (en) * 1972-07-26 1979-09-25 E-Systems, Inc. Spectral correlation
US3906213A (en) * 1973-03-27 1975-09-16 Thomson Csf Correlation system for delay measurement
US20020013681A1 (en) * 2000-05-23 2002-01-31 Oostveen Job Cornelis Watermark detection

Also Published As

Publication number Publication date
GB2431839A (en) 2007-05-02
US8032361B2 (en) 2011-10-04
WO2007049056A1 (en) 2007-05-03
GB0522089D0 (en) 2005-12-07
CN101297354A (en) 2008-10-29
CN101297354B (en) 2011-12-07
US20080275697A1 (en) 2008-11-06

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20131028